CN108825576A - A kind of operation method of control pressurer system - Google Patents
A kind of operation method of control pressurer system Download PDFInfo
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- CN108825576A CN108825576A CN201810706594.6A CN201810706594A CN108825576A CN 108825576 A CN108825576 A CN 108825576A CN 201810706594 A CN201810706594 A CN 201810706594A CN 108825576 A CN108825576 A CN 108825576A
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- Prior art keywords
- valve
- accumulator
- wing
- pressure
- arc portion
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/025—Pressure reducing valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/0401—Valve members; Fluid interconnections therefor
- F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0209—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor the valve having a particular passage, e.g. provided with a filter, throttle or safety device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/36—Features relating to lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/04—Means in valves for absorbing fluid energy for decreasing pressure or noise level, the throttle being incorporated in the closure member
Abstract
A kind of operation method of control pressurer system, the control pressurer system include pump, first switch, second switch, the first triple valve, accumulator, hydraulic cylinder, the second triple valve, fuel tank, solenoid valve, gate valve, control device；The operation method includes driving method, pressure releasing method, decompression energy-storage method, accumulation of energy feedback method, and the accumulation of energy feedback method includes：The downstream of the accumulator is connected to second triple valve, and three ends of second triple valve are separately connected the main road, the accumulator, the fuel tank；The main road, the branch comprising accumulator, the branch circuit parallel connection comprising the second switch；Second pressure sensor is equipped in the accumulator, pressure signal in the second pressure sensor is fed back to the control device, when the control device judge accumulator needs release energy fed back when, it controls the accumulator to open, and controls second triple valve and connect the accumulator and first chamber.
Description
Technical field
The present invention relates to fluids to control related fields, and in particular to a kind of operation method of control pressurer system.
Background technique
In control pressurer system, hydraulic cylinder execute system be common execution system, by hydraulic-driven main road with
And hydraulic-driven branch moves back and forth to control hydraulic cylinder, is driven.Gate valve is common components therein.
In actual use, existing control pressurer system and gate valve therein have the following problems：
1, in the pressure control loop of the prior art, the path that main driving oil circuit mainly passes through as hydraulic fluid is tended to
There are various unusual service conditions, when occurring abnormal, for example the operating condition for having over-voltage occurs, and leads to line fracture or other events
Barrier.
2, gate valve often only has cutting function as the important component in control pressurer system, the gate valve of the prior art,
Complicated various operating conditions can not be adapted to by having a single function.
3, the check valve of the prior art is due to being dynamic sealing, such as the cooperation of spring and ball and valve seat, it is difficult to realize good
Good sealing.And after using over time, spring performance decline, ball can not be accurately aimed at valve seat mouth.
4, in specifically adaptation working environment, size can not adjust the gate valve of the prior art in real time, especially driving part,
When cutting off body size can not adjust, the adjustment of actuator size is often particularly important.
5, the valve rod Adjusted Option of the prior art, often retractility is enough, but firmness is inadequate, can not be heavily loaded long-term
It uses.
6, the driving source of the prior art needs more to safeguard, lacks maintenance service in the prior art due to being used for a long time.
7, the prior art includes the control pressurer system of gate valve, often has a single function, cannot achieve energy stores function, nothing
Method is recycled excess energy.
Summary of the invention
In order to overcome the above problem, the present invention proposes while solving the valve of above-mentioned various problems.
The technical solution adopted by the present invention to solve the technical problems is：A kind of operation method of control pressurer system, institute
Stating control pressurer system includes pump, first switch, second switch, the first triple valve, accumulator, hydraulic cylinder, the second triple valve, oil
Case, solenoid valve, gate valve, control device；The operation method includes that driving method, pressure releasing method, decompression energy-storage method, accumulation of energy are anti-
Feedback method；
The driving method is as follows：Liquid in the pump connects the first chamber of the hydraulic cylinder by main road, is connected by bypass
Connect the second chamber of hydraulic cylinder；It include the first switch, gate valve, the first triple valve in the main road；It include institute in the bypass
State solenoid valve；By injecting liquid to the main road respectively and injecting liquid into the bypass, so that first chamber, institute
The volume for stating the second chamber changes, and drives the hydraulic cylinder；Liquid is connected to after exporting in pump by first switch
The gate valve, the gate valve include valve body, lower valve rod, stuffing-box, filler, gland, valve rod support frame, bracket, flange, axis
It holds, grease fitting, upper valve rod, support ring, support base, flashboard, thieff hatch, the umbrella wing, the plate wing, first step, the first arc portion, second
Step, the second arc portion, third arc portion；Bracket is equipped with above valve body, valve body is bolted with bracket, is equipped with above bracket
Flange, mid-stent are equipped with valve rod support frame, and valve rod support frame end is equipped with support base, support ring, branch are equipped with above support base
Pushing out ring upper and lower ends are socketed in respectively on upper and lower valve rod, and upper valve rod is threadedly coupled with lower valve rod, be connected through a screw thread in adjustment,
The relative position of lower valve rod；Upper valve rod upper end is protruded into flange, and upper valve rod is located at the setting of the part periphery in flange bearing, flange
Top is connect with other components, and flange right side wall is equipped with opening, and grease fitting is arranged in the opening；Valve body is located at the upper of flow path
It swims side and is equipped with thieff hatch, be equipped with pressure sensor in thieff hatch and detect pressure；
The pressure releasing method is as follows：Pressure signal transmission in the pressure sensor is to external control device, when the control
When the pressure that device processed detects reaches scheduled vent pressure, controls external driving device and control the gate valve opening, control
The flashboard lifting is made, so that liquid is exported from the gate valve, while the control device controls the second switch and opens,
It controls first triple valve to close, so that liquid is flowed into the fuel tank by the second switch；It is equipped in the flashboard
Through-hole, pressure reducing valve is equipped in the through-hole, and the structure of relief pressure valve is as follows：Pressure reducing valve is arranged in the through hole, pressure reducing valve packet
The plate wing positioned at the umbrella wing in downstream side and positioned at upstream side is included, is connected between the umbrella wing and the plate wing by bar, the diameter of the umbrella wing
Greater than the diameter of the plate wing, the upper end of the umbrella wing is concordant with the upper end of the plate wing, the upper end of the umbrella wing and the lock
Plate pivot joint, the upper end of the plate wing is connect with the ram seal；The through-hole upper end is equipped with third arc portion, the through-hole lower end
Equipped with first step, second step, the first arc portion, the second arc portion, first step, the first arc portion, second step, the second arc portion by
Top to bottm is successively smoothly connected, and the first step constitutes the first valve seat, when pressure reducing valve closed state described in the first valve seat and institute
State the plate wing and abut sealing, the second step constitutes the second valve seat, when closed state described in the second valve seat abutted with the umbrella wing
Sealing, first, second, third arc portion constitute the space of the umbrella wing and plate wing motion profile, the second valve described in abutted position
Magnetic patch is each provided in seat and the umbrella wing；The gate valve constitutes Double-wing-plate and supports decompression gate valve by force；
The decompression energy-storage method is as follows：Through the liquid of decompression release after exporting in the gate valve, control device is according to institute
It states the pressure that pressure sensor detects and knows that gate valve has carried out decompression operation, to control described in the first triple valve connection
Gate valve and the accumulator carry out accumulation of energy operation；The accumulation of energy feedback method includes：The downstream of the accumulator is connected to institute
The second triple valve is stated, three ends of second triple valve are separately connected the main road, the accumulator, the fuel tank；The master
Road, the branch comprising accumulator, the branch circuit parallel connection comprising the second switch；Second pressure is equipped in the accumulator to sense
Device, the pressure signal in the second pressure sensor are fed back to the control device, when the control device judges accumulator
It needs to release energy when being fed back, controls the accumulator and open, and control second triple valve and connect the accumulator
And first chamber.
Preferably, magnetic patch, corresponding structure are each provided with in the umbrella wing in third arc portion described in the decompression valve opening position
Attract at magnetic force, attractive magnetic force is less than the gravity of the umbrella wing.
Preferably, the bearing is two.
Preferably, the filler includes graphite linings, sealing ring layer.
Preferably, the valve body is equipped with valve seat and the flashboard cooperates.
Preferably, the valve body upper end is equipped with valve deck.
Preferably, the valve deck is equipped with support sleeve, and support is set on the outside of the stuffing-box.
The beneficial effects of the invention are as follows：
1, the 1st, 2 point proposed for background technique, has used pressure reducing valve in the gate valve of control pressurer system, has made pressure control
System has more functions, adapts to more complicated operating condition.
2, the 3rd point proposed for background technique, pressure reducing valve is integrated in gate valve, is used in the pressure reducing valve in gate valve
The structure of Double-wing-plate, double-valve-seat, while realizing dual-seal；Plateau seal is realized further through strong sealing element, is belonged to
Pioneering design inventive point.
3, it is directed to the 4th point of background technique, size adjusting structure is used, different working environments is adapted to, so that driving portion
Part size adjustable.
4, it is directed to the 5th point of background technique, uses strong support construction, support ring is supported by bracket, pedestal, support ring is steady
Admittedly upper lower valve rod, solves the problems, such as telescopic rod intensity difference in the prior art, belongs to pioneering design inventive point.
5, it is directed to the 6th point of background technique, is additionally arranged grease fitting, it is convenient that daily maintenance is carried out to driving source.
6, it is directed to the 7th point of background technique, by gate valve and pressure reducing valve, pressure release and decompression, energy recycling system and gate valve are various
Relationship is organically joined to together, realizes multi-functional control pressurer system, belongs to pioneering design inventive point.
Note：Above-mentioned design in no particular order, each all make the present invention compared with the prior art have difference and significantly into
Step.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is control pressurer system schematic diagram of the present invention.
Fig. 2 is gate valve overall schematic of the present invention.
Fig. 3 is flashboard structure Local map of the present invention.
In figure, appended drawing reference is as follows：
1, valve body 2, lower valve rod 3, stuffing-box 4, filler 5, gland 6, valve rod support frame 7, bracket 8, flange 9, bearing 10,
Grease fitting 11, upper valve rod 12, support ring 13, support base 14, flashboard 15, thieff hatch 16, the umbrella wing 17, the plate wing 18, First
Rank 19, the first arc portion 20, second step 21, the second arc portion 22, third arc portion 23, pump 24, first switch 25, second
Switch 26, the first triple valve 27, accumulator 28, hydraulic cylinder 29, the second triple valve 30, fuel tank 31, solenoid valve.
Specific embodiment
As shown in the figure：A kind of operation method of control pressurer system, the control pressurer system include pump, first switch,
Second switch, the first triple valve, accumulator, hydraulic cylinder, the second triple valve, fuel tank, solenoid valve, gate valve, control device；The fortune
Row method includes driving method, pressure releasing method, decompression energy-storage method, accumulation of energy feedback method；
As shown in the figure：The driving method is as follows：Liquid in the pump connects the first chamber of the hydraulic cylinder by main road, leads to
Cross the second chamber of bypass connection liquid cylinder pressure；It include the first switch, gate valve, the first triple valve in the main road；The bypass
In include the solenoid valve；By injecting liquid to the main road respectively and injecting liquid into the bypass, so that described
First chamber, second chamber volume change, drive the hydraulic cylinder；Liquid passes through first after exporting in pump
Switch is connected to the gate valve, and the gate valve includes valve body, lower valve rod, stuffing-box, filler, gland, valve rod support frame, branch
Frame, flange, bearing, grease fitting, upper valve rod, support ring, support base, flashboard, thieff hatch, the umbrella wing, the plate wing, first step,
One arc portion, second step, the second arc portion, third arc portion；Bracket is equipped with above valve body, valve body is bolted with bracket, props up
Flange is equipped with above frame, mid-stent is equipped with valve rod support frame, and valve rod support frame end is equipped with support base, is equipped with above support base
Support ring, support ring upper and lower ends are socketed in respectively on upper and lower valve rod, and upper valve rod is threadedly coupled with lower valve rod, is connected by screw thread
Connect the relative position for adjusting upper and lower valve rod；Upper valve rod upper end is protruded into flange, and upper valve rod is located at the setting of the part periphery in flange
Bearing, flange top are connect with other components, and flange right side wall is equipped with opening, and grease fitting is arranged in the opening；Valve body position
It is equipped with thieff hatch in the upstream side of flow path, pressure sensor is equipped in thieff hatch and detects pressure；
As shown in the figure：The pressure releasing method is as follows：Pressure signal transmission in the pressure sensor to external control device,
When the pressure that the control device detects reaches scheduled vent pressure, controls external driving device and control the gate valve
It opens, controls the flashboard lifting, so that liquid is exported from the gate valve, while control device control described second is opened
It closes and opens, control first triple valve and close, so that liquid is flowed into the fuel tank by the second switch；The flashboard
In be equipped with through-hole, pressure reducing valve is equipped in the through-hole, the structure of relief pressure valve is as follows：Pressure reducing valve is arranged in the through hole, subtracts
Pressure valve includes the plate wing positioned at the umbrella wing in downstream side and positioned at upstream side, is connected between the umbrella wing and the plate wing by bar, the umbrella wing
Diameter be greater than the plate wing diameter, the upper end of the umbrella wing is concordant with the upper end of the plate wing, the upper end of the umbrella wing and
The flashboard pivot joint, the upper end of the plate wing is connect with the ram seal；The through-hole upper end is equipped with third arc portion, described logical
Hole lower end is equipped with first step, second step, the first arc portion, the second arc portion, first step, the first arc portion, second step, second
Arc portion is successively smoothly connected from top to bottom, and the first step constitutes the first valve seat, when pressure reducing valve closed state described in the first valve
Seat abuts sealing with the plate wing, the second valve seat of the second step composition, when closed state described in the second valve seat and the umbrella
The wing abuts sealing, and first, second, third arc portion constitutes the space of the umbrella wing and plate wing motion profile, described in abutted position
Magnetic patch is each provided in second valve seat and the umbrella wing；The gate valve constitutes Double-wing-plate and supports decompression gate valve by force；
As shown in the figure：The decompression energy-storage method is as follows：Through the liquid of decompression release after being exported in the gate valve, control dress
It sets and knows that gate valve has carried out decompression operation according to the pressure that the pressure sensor detects, to control first triple valve
The gate valve and the accumulator are connected, accumulation of energy operation is carried out；The accumulation of energy feedback method includes：The downstream of the accumulator
It is connected to second triple valve, three ends of second triple valve are separately connected the main road, the accumulator, the oil
Case；The main road, the branch comprising accumulator, the branch circuit parallel connection comprising the second switch；Second is equipped in the accumulator
Pressure sensor, the pressure signal in the second pressure sensor are fed back to the control device, when the control device is sentenced
Disconnected accumulator needs release energy when being fed back, and control the accumulator and open, and control the second triple valve connection institute
State accumulator and first chamber.
As shown in the figure：It is each provided with magnetic patch in the umbrella wing depressurizing in third arc portion described in valve opening position, it is corresponding
It constitutes magnetic force to attract, attractive magnetic force is less than the gravity of the umbrella wing.The bearing is two.The filler includes graphite linings, close
Seal layer.The valve body is equipped with valve seat and the flashboard cooperates.The valve body upper end is equipped with valve deck.The valve deck is equipped with branch
Support set, support are set on the outside of the stuffing-box.
Above-listed detailed description is illustrating for possible embodiments of the present invention, and the embodiment is not to limit this hair
Bright the scope of the patents, all equivalence enforcements or change without departing from carried out by the present invention, is intended to be limited solely by the scope of the patents of this case.
Claims (7)
1. a kind of operation method of control pressurer system, it is characterised in that：The control pressurer system include pump, first switch,
Second switch, the first triple valve, accumulator, hydraulic cylinder, the second triple valve, fuel tank, solenoid valve, gate valve, control device；The fortune
Row method includes driving method, pressure releasing method, decompression energy-storage method, accumulation of energy feedback method；
The driving method is as follows：Liquid in the pump connects the first chamber of the hydraulic cylinder by main road, is connected by bypass
Connect the second chamber of hydraulic cylinder；It include the first switch, gate valve, the first triple valve in the main road；It include institute in the bypass
State solenoid valve；By injecting liquid to the main road respectively and injecting liquid into the bypass, so that first chamber, institute
The volume for stating the second chamber changes, and drives the hydraulic cylinder；
Liquid is connected to the gate valve by first switch, the gate valve includes valve body, lower valve rod, filler after exporting in pump
Letter, filler, gland, valve rod support frame, bracket, flange, bearing, grease fitting, upper valve rod, support ring, support base, lock
Plate, thieff hatch, the umbrella wing, the plate wing, first step, the first arc portion, second step, the second arc portion, third arc portion；It is set above valve body
There is bracket, valve body is bolted with bracket, and flange is equipped with above bracket, and mid-stent is equipped with valve rod support frame, valve rod branch
Support end is equipped with support base, is equipped with support ring above support base, and support ring upper and lower ends are socketed in respectively on upper and lower valve rod,
Upper valve rod is threadedly coupled with lower valve rod, is connected through a screw thread the relative position for adjusting upper and lower valve rod；Flange is protruded into upper valve rod upper end
In, upper valve rod is located at the setting of the part periphery in flange bearing, connect above flange with external driving part, flange right side wall is set
There is opening, grease fitting is set in the opening；The upstream side that valve body is located at flow path is equipped with thieff hatch, is equipped with pressure in thieff hatch
Sensor detects pressure；
The pressure releasing method is as follows：Pressure signal transmission in the pressure sensor is to external control device, when the control
When the pressure that device processed detects reaches scheduled vent pressure, controls external driving device and control the gate valve opening, control
The flashboard lifting is made, so that liquid is exported from the gate valve, while the control device controls the second switch and opens,
It controls first triple valve to close, so that liquid is flowed into the fuel tank by the second switch；
It is equipped with through-hole in the flashboard, is equipped with pressure reducing valve in the through-hole, the structure of relief pressure valve is as follows：Pressure reducing valve is arranged in institute
It states in through-hole, pressure reducing valve includes the plate wing positioned at the umbrella wing in downstream side and positioned at upstream side, is connected between the umbrella wing and the plate wing by bar
It connects, the diameter of the umbrella wing is greater than the diameter of the plate wing, and the upper end of the umbrella wing is concordant with the upper end of the plate wing, the umbrella
The upper end of the wing and the flashboard are pivotally connected, and the upper end of the plate wing is connect with the ram seal；The through-hole upper end is equipped with third
Arc portion, the through-hole lower end are equipped with first step, second step, the first arc portion, the second arc portion, first step, the first arc portion, the
Two steps, the second arc portion are successively smoothly connected from top to bottom, and the first step constitutes the first valve seat, when pressure reducing valve closed state
First valve seat abuts sealing with the plate wing, and the second step constitutes the second valve seat, when closed state described in the second valve
Seat abuts sealing with the umbrella wing, and first, second, third arc portion constitutes the space of the umbrella wing and plate wing motion profile, supporting
It connects in the second valve seat described in position and the umbrella wing and is each provided with magnetic patch；The gate valve constitutes Double-wing-plate and supports decompression gate valve by force；
The decompression energy-storage method is as follows：Through the liquid of decompression release after exporting in the gate valve, control device is according to institute
It states the pressure that pressure sensor detects and knows that gate valve has carried out decompression operation, to control described in the first triple valve connection
Gate valve and the accumulator carry out accumulation of energy operation；
The accumulation of energy feedback method includes：The downstream of the accumulator is connected to second triple valve, second threeway
Three ends of valve are separately connected the main road, the accumulator, the fuel tank；The main road, the branch comprising accumulator include institute
State the branch circuit parallel connection of second switch；Second pressure sensor, the pressure in the second pressure sensor are equipped in the accumulator
Force signal feedback to the control device, when the control device judge accumulator needs release energy fed back when, control
The accumulator is opened, and is controlled second triple valve and connected the accumulator and first chamber.
2. a kind of operation method of control pressurer system according to claim 1, it is characterised in that：In pressure reducing valve open position
Magnetic patch is set in the third arc portion and is each provided in the umbrella wing, the corresponding magnetic force that constitutes attracts, and attractive magnetic force is less than umbrella
The gravity of the wing.
3. a kind of operation method of control pressurer system according to claim 1, it is characterised in that：The bearing is two
It is a.
4. a kind of operation method of control pressurer system according to claim 1, it is characterised in that：The filler includes stone
Layer of ink, sealing ring layer.
5. a kind of operation method of control pressurer system according to claim 1, it is characterised in that：The valve body is equipped with
Valve seat and the flashboard cooperate.
6. a kind of operation method of control pressurer system according to claim 1, it is characterised in that：The valve body upper end is set
There is valve deck.
7. a kind of operation method of control pressurer system according to claim 6, it is characterised in that：The valve deck is equipped with
Support sleeve, support are set on the outside of the stuffing-box.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810706594.6A CN108825576B (en) | 2018-07-02 | 2018-07-02 | A kind of operation method of control pressurer system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810706594.6A CN108825576B (en) | 2018-07-02 | 2018-07-02 | A kind of operation method of control pressurer system |
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| CN108825576B CN108825576B (en) | 2019-09-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488645A (en) * | 2018-12-03 | 2019-03-19 | 浙江中液机械设备有限公司 | A kind of multi-cylinder cone crusher oil pumping system |
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| CN206694078U (en) * | 2017-05-16 | 2017-12-01 | 大唐鸡西热电有限责任公司 | A kind of system for preventing oil pump handoff procedure pressure from reducing |
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| CN204573108U (en) * | 2014-12-15 | 2015-08-19 | 邓海波 | Screw shaft of ship numerical control magnetic fluid intelligence seal arrangement |
| CN205036875U (en) * | 2015-09-30 | 2016-02-17 | 圣博莱阀门有限公司 | Low -temperature brake valve |
| CN105737902A (en) * | 2016-04-18 | 2016-07-06 | 中南大学 | Experimental test system for phosphogypsum filling, stirring and pumping integrated endless tube |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109488645A (en) * | 2018-12-03 | 2019-03-19 | 浙江中液机械设备有限公司 | A kind of multi-cylinder cone crusher oil pumping system |
| CN109488645B (en) * | 2018-12-03 | 2020-05-12 | 浙江中液机械设备有限公司 | Hydraulic lubricating system of multi-cylinder cone crusher |
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| Publication number | Publication date |
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| CN108825576B (en) | 2019-09-06 |
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